1. Division of Neurology; Barrow Neurological Institute; St. Joseph's Hospital and Medical Center; Phoenix AZ USA
2. Department of Physiology; Shantou University of Medical College; Shantou Guangdong China
3. Department of Basic Medical Sciences; University of Arizona College of Medicine-Phoenix; Phoenix AZ USA
4. Division of Pediatric Neurology; Barrow Neurological Institute at Phoenix Children's Hospital; Phoenix AZ USA